Results 11 to 20 of about 45,590 (292)

Image Segmentation and Feature Extraction Using Sift-Sad Algorithm for Disparity Map Generation

open access: yesCommunications, 2013
In this paper, a stereo matching algorithm based on image segments and disparity measurement using stereo images is presented. We propose the hybrid segmentation algorithm that is based on a combination of the Belief Propagation and Mean Shift algorithms
Patrik Kamencay   +5 more
doaj   +2 more sources

Mapping of population disparities in the cholangiocarcinoma urinary metabolome [PDF]

open access: yesScientific Reports, 2021
AbstractPhenotypic diversity in urinary metabolomes of different geographical populations has been recognized recently. In this study, urinary metabolic signatures from Western (United Kingdom) and South-East Asian (Thai) cholangiocarcinoma patients were characterized to understand spectral variability due to host carcinogenic processes and/or ...
Munirah Alsaleh   +22 more
openaire   +5 more sources

A reaction-diffusion model to capture disparity selectivity in primary visual cortex. [PDF]

open access: yesPLoS ONE, 2011
Decades of experimental studies are available on disparity selective cells in visual cortex of macaque and cat. Recently, local disparity map for iso-orientation sites for near-vertical edge preference is reported in area 18 of cat visual cortex.
Mohammed Sultan Mohiuddin Siddiqui   +1 more
doaj   +1 more source

Dense disparity maps from sparse disparity measurements [PDF]

open access: yes2011 International Conference on Computer Vision, 2011
In this work we propose a method for estimating disparity maps from very few measurements. Based on the theory of Compressive Sensing, our algorithm accurately reconstructs disparity maps only using about 5% of the entire map. We propose a conjugate subgradient method for the arising optimization problem that is applicable to large scale systems and ...
Simon Hawe   +2 more
openaire   +1 more source

Efficient Propagation Method for Angularly Consistent 4D Light Field Disparity Maps

open access: yesIEEE Access, 2023
Light Field (LF) imaging, since it conveys both spatial and angular scene information, can facilitate computer vision tasks such as depth/disparity estimation.
Maryam Hamad   +3 more
doaj   +1 more source

Stereo Matching by Filtering-Based Disparity Propagation. [PDF]

open access: yesPLoS ONE, 2016
Stereo matching is essential and fundamental in computer vision tasks. In this paper, a novel stereo matching algorithm based on disparity propagation using edge-aware filtering is proposed.
Xingzheng Wang   +3 more
doaj   +1 more source

Map inference in the face of noise and disparity [PDF]

open access: yesProceedings of the 20th International Conference on Advances in Geographic Information Systems, 2012
This paper describes a process for automatically inferring maps from large collections of opportunistically collected GPS traces. In this type of dataset, there is often a great disparity in terms of coverage. For example, a freeway may be represented by thousands of trips, whereas a residential road may only have a handful of observations ...
James Biagioni, Jakob Eriksson
openaire   +1 more source

Real‐time multi‐window stereo matching algorithm with fuzzy logic

open access: yesIET Computer Vision, 2021
Stereo matching obtains a depth map called a disparity map that indicates or shows the positions of the objects in a scene. To estimate a disparity map, the most popular trend consists of comparing two images (left‐right) from two different points from ...
Héctor‐Daniel Vázquez‐Delgado   +7 more
doaj   +1 more source

RECOGNIZING TAMIL PALM-LEAF MANUSCRIPT CHARACTERS USING HYBRIDIZED HUMAN PERCEPTION BASED FEATURES

open access: yesICTACT Journal on Image and Video Processing, 2021
The paper presents a new Convolutional Neural Network (CNN) architecture, called stacked stereo CNN, for computing disparity map from stereo images. In stacked stereo CNN, left and right image patches are stacked back-to-back and fed to a single tower ...
Paramasivam Muthan Eswaran   +2 more
doaj   +1 more source

IMPROVING DISPARITY ESTIMATION BASED ON RESIDUAL COST VOLUME AND RECONSTRUCTION ERROR VOLUME [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Recently, great progress has been made in formulating dense disparity estimation as a pixel-wise learning task to be solved by deep convolutional neural networks.
J. Kang   +4 more
doaj   +1 more source

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